9 #ifndef __IPSTDINTERFACETNLP_HPP__ 10 #define __IPSTDINTERFACETNLP_HPP__ 85 bool& use_x_scaling,
Index n,
87 bool& use_g_scaling,
Index m,
119 bool new_lambda,
Index nele_hess,
Index* iRow,
127 Number regularization_size,
const Number * x_U_
Pointer to Number array containing upper bounds for variables.
Number * x
Input: Starting point Output: Optimal solution.
const Index nele_hess_
Number of non-zero elements in the Hessian.
Implementation of a TNLP for the Standard C interface.
Class for all IPOPT specific calculated quantities.
StdInterfaceTNLP()
Default Constructor.
Number Number Index Number Number Index Index Index index_style
indexing style for iRow & jCol, 0 for C style, 1 for Fortran style
virtual bool eval_h(Index n, const Number *x, bool new_x, Number obj_factor, Index m, const Number *lambda, bool new_lambda, Index nele_hess, Index *iRow, Index *jCol, Number *values)
specifies the structure of the hessian of the lagrangian (if values is NULL) and evaluates the values...
Eval_F_CB eval_f_
Pointer to callback function evaluating value of objective function.
const Number * start_z_U_
Pointer to Number array containing starting values for upper bound multipliers.
Bool(* Eval_Jac_G_CB)(Index n, Number *x, Bool new_x, Index m, Index nele_jac, Index *iRow, Index *jCol, Number *values, UserDataPtr user_data)
Type defining the callback function for evaluating the Jacobian of the constrant functions.
const Index index_style_
Starting value of the iRow and jCol parameters for matrices.
Number Number Index m
Number of constraints.
const Number * x_scaling_
Scaling factors for variables (if not NULL)
Number * non_const_x_
A non-const copy of x - this is kept up-to-date in apply_new_x.
const Number * start_x_
Pointer to Number array containing starting point for variables.
virtual bool eval_g(Index n, const Number *x, bool new_x, Index m, Number *g)
evaluates the constraint residuals for the nlp.
Number * x_sol_
Pointers to the user provided vectors for solution.
Bool(* Eval_Grad_F_CB)(Index n, Number *x, Bool new_x, Number *grad_f, UserDataPtr user_data)
Type defining the callback function for evaluating the gradient of the objective function.
Number Number * g
Values of constraint at final point (output only - ignored if set to NULL)
AlgorithmMode
enum to indicate the mode in which the algorithm is
DECLARE_STD_EXCEPTION(FATAL_ERROR_IN_LINEAR_SOLVER)
double Number
Type of all numbers.
virtual bool get_scaling_parameters(Number &obj_scaling, bool &use_x_scaling, Index n, Number *x_scaling, bool &use_g_scaling, Index m, Number *g_scaling)
returns scaling parameters (if nlp_scaling_method is selected as user-scaling).
const Index nele_jac_
Number of non-zero elements in the constraint Jacobian.
virtual void finalize_solution(SolverReturn status, Index n, const Number *x, const Number *z_L, const Number *z_U, Index m, const Number *g, const Number *lambda, Number obj_value, const IpoptData *ip_data, IpoptCalculatedQuantities *ip_cq)
This method is called when the algorithm is complete so the TNLP can store/write the solution...
Number Number Index Number Number * g_U
Upper bounds on constraints.
Template class for Smart Pointers.
Number obj_scaling_
Objective scaling factor.
const Number * g_U_
Pointer to Number array containing upper bounds for constraints.
Eval_G_CB eval_g_
Pointer to callback function evaluating value of constraints.
Bool(* Eval_H_CB)(Index n, Number *x, Bool new_x, Number obj_factor, Index m, Number *lambda, Bool new_lambda, Index nele_hess, Index *iRow, Index *jCol, Number *values, UserDataPtr user_data)
Type defining the callback function for evaluating the Hessian of the Lagrangian function.
SolverReturn
enum for the return from the optimize algorithm (obviously we need to add more)
virtual bool eval_jac_g(Index n, const Number *x, bool new_x, Index m, Index nele_jac, Index *iRow, Index *jCol, Number *values)
specifies the jacobian structure (if values is NULL) and evaluates the jacobian values (if values is ...
const Index n_con_
Number of constraints.
Number Number Index Number Number Index nele_jac
Number of non-zero elements in constraint Jacobian.
const Number * start_lam_
Poitner to Number array containing starting values for constraint multipliers.
SmartPtr< const Journalist > jnlst_
Journlist.
Eval_Grad_F_CB eval_grad_f_
Pointer to callback function evaluating gradient of objective function.
Class to organize all the data required by the algorithm.
Bool(* Eval_G_CB)(Index n, Number *x, Bool new_x, Index m, Number *g, UserDataPtr user_data)
Type defining the callback function for evaluating the value of the constraint functions.
Number * x_L
Lower bounds on variables.
Number Number Index Number * g_L
Lower bounds on constraints.
int Index
Type of all indices of vectors, matrices etc.
virtual bool eval_grad_f(Index n, const Number *x, bool new_x, Number *grad_f)
evaluates the gradient of the objective for the nlp.
Number Number * x_U
Upper bounds on variables.
Number Number * x_scaling
Number Number Index Number Number Index Index nele_hess
Number of non-zero elements in Hessian of Lagrangian.
virtual bool get_bounds_info(Index n, Number *x_l, Number *x_u, Index m, Number *g_l, Number *g_u)
returns bounds of the nlp.
Eval_Jac_G_CB eval_jac_g_
Pointer to callback function evaluating Jacobian of constraints.
virtual bool get_starting_point(Index n, bool init_x, Number *x, bool init_z, Number *z_L, Number *z_U, Index m, bool init_lambda, Number *lambda)
provides a starting point for the nlp variables.
virtual bool eval_f(Index n, const Number *x, bool new_x, Number &obj_value)
evaluates the objective value for the nlp.
const Index n_var_
Number of variables.
Intermediate_CB intermediate_cb_
Pointer to intermediate callback function giving control to user.
Number Number Number * g_scaling
virtual bool intermediate_callback(AlgorithmMode mode, Index iter, Number obj_value, Number inf_pr, Number inf_du, Number mu, Number d_norm, Number regularization_size, Number alpha_du, Number alpha_pr, Index ls_trials, const IpoptData *ip_data, IpoptCalculatedQuantities *ip_cq)
Intermediate Callback method for the user.
IndexStyleEnum
overload this method to return the number of variables and constraints, and the number of non-zeros i...
virtual bool get_nlp_info(Index &n, Index &m, Index &nnz_jac_g, Index &nnz_h_lag, IndexStyleEnum &index_style)
returns dimensions of the nlp.
const Number * g_L_
Pointer to Number array containing lower bounds for constraints.
UserDataPtr user_data_
Pointer to user data.
Base class for all NLP's that use standard triplet matrix form and dense vectors. ...
Bool(* Intermediate_CB)(Index alg_mod, Index iter_count, Number obj_value, Number inf_pr, Number inf_du, Number mu, Number d_norm, Number regularization_size, Number alpha_du, Number alpha_pr, Index ls_trials, UserDataPtr user_data)
Type defining the callback function for giving intermediate execution control to the user...
void * UserDataPtr
A pointer for anything that is to be passed between the called and individual callback function...
Bool(* Eval_F_CB)(Index n, Number *x, Bool new_x, Number *obj_value, UserDataPtr user_data)
Type defining the callback function for evaluating the value of the objective function.
Eval_H_CB eval_h_
Pointer to callback function evaluating Hessian of Lagrangian.
void apply_new_x(bool new_x, Index n, const Number *x)
Internal function to update the internal and ampl state if the x value changes.
const Number * x_L_
Pointer to Number array containing lower bounds for variables.
const Number * g_scaling_
Scaling factors for constraints (if not NULL)
Number Number Number Number Number Number UserDataPtr user_data
Pointer to user data.
void operator=(const StdInterfaceTNLP &)
Overloaded Equals Operator.
const Number * start_z_L_
Pointer to Number array containing starting values for lower bound multipliers.
Intermediate_CB intermediate_cb
virtual ~StdInterfaceTNLP()
Default destructor.